St. Clair County Courts

The main offices of the 31st Circuit, 72nd District and Probate Courts are located
in the St. Clair County Courthouse at 201 McMorran Blvd, in downtown Port Huron.
The 72nd District Court also has a branch office at 2088 Parker Rd. in Marine City.
All court offices are open to serve the public from 8:00 a.m. to 4:30 p.m. daily.